The word "deadline" has been used a lot in reference to tariffs. It got us thinking: what is the origin of the word? NPR's Scott Simon talks with Benjamin Dreyer, author of "Dreyer's English." The ...

They're known as man's best friends, fur babies, pooches. But the most widely used word for these beloved animals — "dog" — is also a great linguistic mystery. "The most everyday, commonplace words ...